Highly concentrated and bioavailable liquid vitamin D3 in MCT oil, extracted from coconut oil. Alcohol-free formula. Its liquid formula is perfect for absorption and ideal for people with swallowing problems or taking multiple medications. Vitamin D3 is fat-soluble and is better absorbed with facilitating lipids, such as those in medium-chain MCT oil from coconut oil. This improves its bioavailability compared to long-chain lipids from olive and sunflower oils. Suitable for gluten intolerant individuals. Hifas da Terra products are free of heavy metals and pesticides. For adult use. Directions for use: Take 1 drop daily with one of your main meals. Recommended treatment duration: at least 2 months. Your healthcare professional may prescribe a different duration based on your needs.